Barangay Mabini (Pob.)

Classified as a mid-sized barangay, Barangay Mabini (Pob.) is one of the administrative divisions of Gumaca in Quezon, CALABARZON, Philippines.

According to the 2020 Philippine census, Barangay Mabini (Pob.) had a population of 2,227. This made it the 11th largest of 59 barangays in Gumaca by population, placing it in the upper half of the municipality. Residents of Barangay Mabini (Pob.) accounted for approximately 3.10% of the total population of Gumaca, which stood at 71,942 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Mabini (Pob.) moving from 2,224 residents to 2,227 residents, an intercensal change of +0.1%. The trajectory indicates a slowly expanding community. Barangay Mabini (Pob.) is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Gumaca is a municipality comprising 59 barangays, and serves as the governing unit directly responsible for local services in Barangay Mabini (Pob.), including public health, sanitation, peace and order, and civil registration. Within the wider province of Quezon, which contains 1,242 barangays across its component cities and municipalities, Barangay Mabini (Pob.) ranks 261st by 2020 population. Quezon is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

The barangay's legislative and executive affairs are handled by a Punong Barangay and the Sangguniang Barangay, elected nationwide during the Barangay and SK Elections. The next BSKE is scheduled for Monday, November 2, 2026, following the synchronized election schedule set by COMELEC Resolution No. 11191.